troubleshooting guide yaasa desk pro ii

Troubleshooting Guide Yaasa Desk Pro II


www.yaasa.eu 2

1 Legend 3

2 General information 3

3 Power supply 3

4 Troubleshooting 3

4.1 Manual reset 3

4.2 Possible irregularities during operation and how to rectify them 4

4.3 Error messages on the hand switch display 5

5 Additional information 7

CONTENTS


www.yaasa.eu 3

1

2SAVE

Please read the instructions and safety precautions set out in the manual carefully before setting up the desk.

Consult this Troubleshooting Guide if you should experience any problems or error messages. If you have any further

enquiries, please contact our customer service directly.

Arrow keys

Raise tabletop/Lower tabletop

Save key

Memory position keys 1 & 2 Display

Position the desk to a nearby socket and plug the power cable into the socket.

2 GENERAL INFORMATION

1 LEGEND

3 POWER SUPPLY

4 TROUBLESHOOTING

Most possible errors can be fixed through resetting the system manually.

4.1 MANUAL RESET

1. Press the tabletop DOWN key and hold until the desk has reached its lowest position (pre-defined

tabletop position)

2. Press the tabletop DOWN key once more and hold. After approximately 3 seconds, the tabletop moves further

down until the lowest tabletop position is reached.

3. Release the tabletop DOWN key. The desk is now fully operational again.


www.yaasa.eu 4

The desk stops 1 cm

short of the lowest

position

Safety setting – The desk

should reach the lowest posi-

tion without any interruptions

Press down and hold until the desk

reaches its lowest position at reduced

speed

Blinking 0 on the

display

Height adjustability is not

enabled

Run the manual reset

Error message Cause Solution

4.2 POSSIBLE IRREGULARITIES DURING OPERATION AND HOW TO RECTIFY THEM

The metric unit is

displayed in inches

and not centimetres

or vice versa

Setting varies from country

to country

1. Press the memory position keys

1 and 2 as well as the tabletop

UP keys simultaneously. Hold

for approx. 3 seconds then

release all the keys.

2. The symbol S and a number, e.g.

7, are displayed

3. Press the tabletop UP key until

the symbol S 5 is displayed

4. The symbol S 5 is now visible on

the display

5. Press the save key

The metric units will now be shown in

centimetres if inches were previously set

and vice versa

Reference note 1:

The menu times out after 5 seconds. The menu

shuts down automatically without saving the set-

tings when an entry is not made within the space

of 5 seconds.

Reference note 2:

When the menu appears, the symbol S and a num-

ber, e.g. S 7, are displayed. The number is linked to

the parameters of the control system.

Reference note 3:

The height of the table is not affected due to the

changes made to this function.

Tighten the screws with the tools provided

or using a portable electric drill

Adjust the levelling feet in such a way that

they both touch the floor evenly

The desk wobbles The retaining screws are not

tightened

Levelling feet are not

positioned evenly

Error messages visible on the hand switch display:


www.yaasa.eu 5

Hand switch faulty

The resting period was not

upheld

Contact with liquids

Contact customer service

The desk can be used again after an

18-minute resting period

Contact customer service

Plug the power supply cable into a socketThe power unit or

control system is

not working

The power supply cable is not

connected

Electronic control system faulty Contact customer service

Cutout switch enabled due to

overheating

Wait until the components have cooled

down and the error code “Hot” has disap-

peared. The desk is now ready to be used

again.

“Hot” error code

displayed

4.3 ERROR MESSAGES ON THE HAND SWITCH DISPLAY

Error Cause Solution

Hot

A collision has occurred

Internal error

Release all buttons and wait until the table

has moved approx. 1 cm against the current

direction of travel

View the table down-below to find the

solution to the internal error code displayed

“ISP” error code

displayed

“Err” and “blank

number” error

codes displayed

The system is experiencing a

connection error

Release all the keys and wait 5 seconds. Try

moving the desk UP and DOWN.

“Con” and “Err”

error codes

displayed

Con

Err

ISP

Err

0000


www.yaasa.eu 6

Err C08

Err C11

Pulse detection timed out

The speed cannot be reached

Reset the system to factory settings

Firmware error

Motor overcurrent

Power supply excess voltage

Unplug the power supply from the mains

supply and wait 5 seconds. Plug the power

cable back into the socket and try to move

the desk UP and DOWN.

Release all keys and wait for 5 seconds. Try

to move the desk UP and DOWN.

Err C01

Err C02

Err C03

Number Description Solution

Err C12

Err C13

Err C14

Err C15

Excess current in the system



Error in the collision

detection system

Release all keys, wait for 5 seconds then

try again

Err C17

Err C18

Err C19

Err C20

Err C21

Error during the coupling

sequence of the power unit

Incorrect firmware

Only one power unit is connec-

ted to the power supply

Motor short circuit

Firmware error

Reset the system to factory settings

Reset to factory settings or contact

customer service

Check the plugs connected to the power

supply and on the top of the columns.

Disconnect all plugs and reconnect them

again. A slotted screwdriver is required to

disconnect the motor plug.

Contact customer care. If applicable, the

motor control unit may need to be replaced.

Unplug the power supply from the mains

supply and wait 5 seconds. Reconnect the

system and try to move the desk UP and

DOWN.


www.yaasa.eu 7

Err C22

Err C23

Power supply overload

Motor has a faulty voltage

Release all the keys and wait 5 seconds

then try again

Note:

A manual reset may be required if a power failure occurs or the power cable is removed while the height is

being adjusted.

Resetting the control system to factory settings (S 0 menu):

1. Press the memory position keys 1,2 and the tabletop “UP” key simultaneously. Hold

this key combination for approximately 3 seconds then release all the keys. The

symbol S and a number, e.g. S 5, will be visible on the display.

2. Press the tabletop “UP” key until S 0 appears on the display.

3. The symbol S 0 is now visible on the display.

4. Press the save key.

5. The control system has been reset to factory settings. A blinking 0 is now visible on

the display.

6. Perform a manual reset to enable the height adjustability.

Note:

The menu has a timeout feature of 5 seconds. This means that the menu switches off automatically without saving

the setting if an entry has not been made before the 5-second timeout period.

5 ADDITIONAL INFORMATION

troubleshooting guide yaasa desk pro ii

Documents